Turku Weather in August
Turku in August averages 22°C (72°F) during the day and 12°C (54°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.
Rainfall in Turku in August
Analyzing past climate data, one can expect approximately 15 days of rain, averaging 83 mm (3.3 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Turku in August
The temperature in Turku in August is perfect. Daytime highs reach 22°C (72°F), with nights dropping to 12°C (54°F). This month falls in the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Turku in August
The days are predominantly sunny, with an estimated total of around 228 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Turku.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Turku's climate page.
Turku Temperature in August
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Turku typically drop from around 22°C (72°F) at the start of August to approximately 18°C (64°F) by the end. Nights are cool, with lows typically ranging from 10°C (50°F) to 13°C (55°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Turku in August
Browse day-by-day weather records for Turku spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Turku historical weather extremes in August
Our historical data for Turku spans 1976 to 2025, revealing these weather extremes.
- The warmest day in August was on August 4, 2014, with a maximum of 32°C (90°F).
- The coldest August day was on August 28, 1986, with a maximum of 10°C (50°F).
- Nighttime temperatures dropped to 1°C (34°F) on August 26, 1984, marking the coldest August night on record.
- The wettest day in August Turku was on August 27, 2012 with 58 mm (2.3 in) of precipitation.
Best Places in Finland in August
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in August →
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What to Wear in Turku in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Turku in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Turku's climate page.
See the full Turku climate overview or explore weather in Finland.